686255653083 has 96 divisors (see below), whose sum is σ = 1254809963008. Its totient is φ = 324564641280.

The previous prime is 686255653079. The next prime is 686255653091. The reversal of 686255653083 is 380356552686.

It is not a de Polignac number, because 686255653083 - 2² = 686255653079 is a prime.

It is not an unprimeable number, because it can be changed into a prime (686255653003) by changing a digit.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 2269116 + ... + 2553702.

Almost surely, 2^686255653083 is an apocalyptic number.

686255653083 is a deficient number, since it is larger than the sum of its proper divisors (568554309925).

686255653083 is a wasteful number, since it uses less digits than its factorization.

686255653083 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 284705 (or 284694 counting only the distinct ones).

The product of its (nonzero) digits is 31104000, while the sum is 57.

The spelling of 686255653083 in words is "six hundred eighty-six billion, two hundred fifty-five million, six hundred fifty-three thousand, eighty-three".